bioluminescence
when a glow is given off of an organic creature, most commonly found in mushrooms, algae, and fish
look up glowing mushrooms in google images, or glowing algae, or even simply bioluminescence.
Bioluminescent Pigeon
A Pigeon which emits a organic light. Much like Fire Flies and Glow Worms.
"Have you ever had hot candle-wax anal with a giant, mutated, genetically engineered, sexually frustrated, incandescent, flouro-blue bioluminescent pigeon?"